DISEASE SCANNER

Global Incurable Diseases Tracker

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Metabolic Disorder

Medium-Chain Acyl-CoA Dehydrogenase Deficiency (MCAD)

HIGH SEVERITY

The most common fatty acid oxidation disorder, caused by ACADM gene mutations. Presents with hypoketotic hypoglycemia during fasting or illness. Can lead to seizures, coma, and sudden death if untreated. Excellent prognosis with proper management.

Global Affected

150.0K

Countries

17

Symptoms

Hypoketotic hypoglycemia
Vomiting
Lethargy
Seizures
Coma
Hepatomegaly
Acute metabolic decompensation
Sudden death (untreated)

Treatment Options

Avoid fasting
Frequent feeding
Carnitine supplementation
IV glucose during illness
Emergency protocol
Low-fat diet
MCT oil avoidance

Risk Factors

1Autosomal recessive inheritance
2ACADM gene mutations
3Northern European ancestry
4Consanguinity
5Family history

Diagnostic Methods

  • 1Newborn screening
  • 2Acylcarnitine profile
  • 3Urinary organic acids
  • 4Genetic testing
  • 5Enzyme assay
  • 6Molecular analysis

Prognosis

Excellent with early diagnosis and management; normal development and lifespan. Risk of metabolic crises during illness if not managed.

Prevention

  • Newborn screening
  • Genetic counseling
  • Avoidance of fasting
  • Emergency letter/protocol
  • Family screening

Research Status

Avoid fasting and Frequent feeding are primary treatments. Research focuses on improved therapies and outcomes.

Sources

  • https://rarediseases.org/rare-diseases/mcad-deficiency
  • https://www.nichd.nih.gov/health/topics/mcad
  • https://www.ncbi.nlm.nih.gov/books/NBK1424

Medical Disclaimer

This information is for educational purposes only. Always consult healthcare professionals for medical advice, diagnosis, and treatment.